CN111589924A - Raschig ring one-step forming die - Google Patents
Raschig ring one-step forming die Download PDFInfo
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- CN111589924A CN111589924A CN202010572414.7A CN202010572414A CN111589924A CN 111589924 A CN111589924 A CN 111589924A CN 202010572414 A CN202010572414 A CN 202010572414A CN 111589924 A CN111589924 A CN 111589924A
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- die
- forming
- groove
- forming die
- raschig ring
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/16—Heating or cooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/08—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers
- B21D43/09—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers by one or more pairs of rollers for feeding sheet or strip material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/28—Associations of cutting devices therewith
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
- B21D45/04—Ejecting devices interrelated with motion of tool
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/16—Making other particular articles rings, e.g. barrel hoops
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Press Drives And Press Lines (AREA)
Abstract
The invention relates to a Raschig ring one-step forming die which comprises an upper die and a lower die, wherein one surface of the upper die, which is close to the lower die, is detachably and fixedly connected with a forming die, and the left side and the right side of the forming die are respectively provided with an extrusion mechanism for attaching a stainless steel plate on the forming die. Set up on the lower mould and supply the moulded die to inlay the shaping groove of establishing, the bottom in shaping groove is provided with the slide bar, and slide bar elastic sliding sets up in the lower mould, and the one end of slide bar is worn out by the lower mould, and the below of the other end is provided with travel switch, and travel switch and extrusion mechanism control are connected, and one side of moulded die is provided with cutting device, and cutting device fixes the one side that is close to the lower mould at last mould. The whole stamping process realizes one-step forming of the raschig ring, the structure is simple and ingenious, and the production efficiency is improved to a great extent.
Description
Technical Field
The invention relates to the technical field of molds, in particular to a Raschig ring one-step forming mold.
Background
The Raschig ring is a filler, can resist the corrosion of various inorganic acids, organic acids and organic solvents except hydrofluoric acid, can be used in various high and low occasions, and has wide application range.
In the prior art, for example, chinese patent publication No. CN209318578U discloses a raschig ring forming die, which comprises an upper die case and a lower die case, wherein the bottom of the upper die case is sequentially provided with an upper cutter, a pre-bending upper die, a U-pulling upper die and a circle pressing upper die from left to right, the lower die case is internally provided with a cavity, the top, the bottom and the right of the cavity are open, the bottom of the lower die case is fixedly provided with a bottom plate, the lower die case is internally provided with a backing plate, a pre-bending lower die, a U-pulling lower die and a circle pressing lower die from left to right, the backing plate, the pre-bending lower die and the U-pulling lower die are all fixed on the upper side surface of the bottom plate, the bottom of the circle pressing lower die is connected with a jacking mechanism through a first elastic shaft, the jacking mechanism is located in the bottom plate, the left side in the backing plate is provided with a cutter groove matched with, and the top of the cylindrical die is flush with the top of the base plate, the pre-bending lower die and the U-pulling lower die.
The above prior art solutions have the following drawbacks: when the metal raschig ring is produced by adopting the patent, four processing procedures of cutting, pre-bending, U pulling and rounding are needed, the whole production process is time-consuming, long, time-consuming and labor-consuming, and the production efficiency is reduced, so that a die capable of processing and molding the raschig ring at one time is urgently needed.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a Raschig ring one-step forming die which has the effects of one-step processing forming and production efficiency improvement.
The above object of the present invention is achieved by the following technical solutions:
a Raschig ring one-step forming die comprises an upper die and a lower die, wherein one surface of the upper die, which is close to the lower die, is detachably and fixedly connected with a forming die, and the left side and the right side of the forming die are respectively provided with an extrusion mechanism for attaching a stainless steel plate on the forming die;
the lower die is provided with a forming groove for the forming die to be embedded, the bottom of the forming groove is provided with a sliding rod, the sliding rod is arranged in the lower die in an elastic sliding mode, one end of the sliding rod penetrates out of the lower die, a travel switch is arranged below the other end of the sliding rod and is in control connection with the extrusion mechanism, one side of the forming die is provided with a cutting device, and the cutting device is fixed on one surface, close to the lower die, of the upper die.
Through the technical scheme, during operation, the stainless steel plate is placed on the lower die, the stainless steel plate is cut and formed by the cutting device, the cut stainless steel plate which meets the standard size is sent to the forming groove, and the upper die is adjusted to move downwards to be close to the lower die. When the forming die is embedded in the forming groove, the planar stainless steel plate is stamped into a U shape, meanwhile, the sliding rod moves downwards under the action of the forming die to abut against the travel switch, the travel switch controls the extrusion mechanisms on the two sides of the forming die to work, and the extrusion mechanisms extrude the two ends of the U-shaped stainless steel plate to be attached to the left side and the right side of the forming die, so that the planar stainless steel plate is processed into the Raschig ring. When the upper die is far away from the lower die, the forming die is separated from the forming groove, the sliding rod moves upwards under the action of elasticity and is separated from the travel switch, and the travel switch is closed, so that the two extrusion mechanisms are far away from the forming die, the demolding of the raschig ring is facilitated, and the punch forming of the next stainless steel plate is facilitated. The whole process realizes the one-step forming of the raschig ring, the structure is simple and ingenious, and the production efficiency is improved to a great extent.
The present invention in a preferred example may be further configured to: the extrusion mechanism comprises an air cylinder and a forming block fixedly connected with a piston rod of the air cylinder, the air cylinder is fixed on one surface of the upper die close to the lower die, and one end of the forming block is in sliding fit with the upper die;
the travel switch is in control connection with the two cylinders, and when the sliding rod abuts against the travel switch, the two cylinders respectively drive the two corresponding forming blocks to approach each other;
when the sliding rod is separated from the travel switch, the two cylinders respectively drive the two corresponding forming blocks to be away from each other.
Through the technical scheme, the stainless steel plate is processed into the semi-finished product in the shape of the U through mutual matching between the forming die and the forming groove, the forming die is embedded into the forming groove and drives the sliding rod to move downwards to abut against the travel switch, the travel switch controls the two cylinders to work so that the two forming blocks are close to each other, the two ends of the U-shaped stainless steel plate are extruded and attached to the outer wall of the forming die by the forming blocks, and the stamping forming of the Raschig ring is realized. After the forming die is separated from the forming groove, the sliding rod is separated from the travel switch, and the travel switch controls the two cylinders, so that the two cylinders drive the corresponding forming blocks to be away from each other, the raschig ring is conveniently pulled out of the forming die, and the working efficiency is improved.
The present invention in a preferred example may be further configured to: the forming die is cylindrical, the forming groove is semicircular, and one side of the forming block, which is far away from the air cylinder, is provided with a cambered surface which is mutually attached to one fourth of the outer circumferential surface of the forming die.
Through the technical scheme, the forming die, the forming groove and the forming blocks are matched with one another, so that the planar stainless steel plate can be processed into the hollow cylindrical raschig ring, and the quality of a product is improved.
The present invention in a preferred example may be further configured to: the cavity has been seted up in the lower mould, fixedly connected with thrust plate on the lateral wall of slide bar, thrust plate slides and sets up in the cavity, the cover is equipped with the spring on the slide bar, the one end of spring with thrust plate is kept away from the one side fixed connection in shaping groove, the other end with the bottom fixed connection of lower mould.
Through above-mentioned technical scheme, go up the mould downstream and be close to the lower mould and make the moulded die inlay to establish in the shaping groove, moulded die extrusion slide bar downstream, the slide bar drives thrust plate compression spring, and spring compression contracts and saves elasticity. When one end of the sliding rod is parallel and level with the bottom of the forming groove, the other end of the sliding rod abuts against the travel switch, the travel switch controls the two cylinders to work, so that the two forming blocks move towards the forming die, and the forming blocks and the forming die are matched with each other to process a semi-finished product into the raschig ring. After the processing is finished, the upper die moves upwards to be away from the lower die, so that the forming die is separated from the forming groove, the spring naturally recovers to drive the thrust plate to move upwards in the cavity, the thrust plate drives the sliding rod to move upwards to enable the sliding rod to penetrate out of the lower die, and the other end of the sliding rod is separated from the travel switch. On the one hand, the punch forming of the next material is facilitated, and on the other hand, the stroke switch can control the cylinder to work, so that the forming blocks can be far away from or close to each other, and the U-shaped stainless steel plate can be conveniently machined and formed and the raschig ring can be conveniently demoulded.
The present invention in a preferred example may be further configured to: one side, close to the lower die, of the upper die is fixedly connected with a screw rod, a threaded hole is formed in the forming die, and one end of the screw rod is in threaded connection with the threaded hole.
Through above-mentioned technical scheme, with the one end threaded connection of moulded die and screw rod, not only increased the moulded die and fixed the stability on last mould, be convenient for simultaneously dismantle the moulded die get off in order to change not unidimensional moulded die, further improved this forming die's practicality.
The present invention in a preferred example may be further configured to: the cutting device comprises a jet cutting head and a high-pressure water pump connected with the jet cutting head, and the high-pressure water pump is fixed on one surface of the upper die, which is close to the lower die;
the lower die is provided with a cutting groove, the cutting groove is located below the jet cutting head, a water tank is arranged in the lower die, the water tank is communicated with the cutting groove, and the water tank is connected with the high-pressure water pump through a water pipe.
Through above-mentioned technical scheme, when corrosion resistant plate placed on the lower mould and lie in the injection cutting head below, draw water and pressurize in the injection cutting head from the water tank by high pressure water pump, the water column of injection cutting head blowout high pressure cuts corrosion resistant plate, and the rivers that produce have realized the cyclic utilization of water in the water tank is flowed into through cutting groove, have saved the resource. And the water jet cutter can perform one-time cutting processing of any curve on any material (the cutting methods except water cutting are limited by the variety of materials). The heat generated during cutting can be immediately taken away by the water jet flowing at high speed, no harmful substance is generated, the material has no thermal effect (cold cutting), secondary processing is not needed or easy to perform after cutting, the cutting machine is safe, environment-friendly, high in speed and efficiency, can realize cutting processing of any curve, and is convenient, flexible and wide in application.
The present invention in a preferred example may be further configured to: fixedly connected with feeder on the lower mould, the feeder sets up cut groove is kept away from one side in shaping groove and be used for with corrosion resistant plate sends to the below of spraying the cutting head.
Through the technical scheme, the feeder can convey continuous stainless steel plates to the lower die, and the stainless steel plates are cut into the material plates meeting the standard size by the jet cutting head, so that the production efficiency of the Raschig ring is improved, and continuous production is guaranteed.
The present invention in a preferred example may be further configured to: rotating rollers are arranged on two sides of the cutting groove, and a conveying device is arranged on one side, close to the forming groove, of one of the rotating rollers;
the conveying device comprises a motor, a belt and a plurality of conveying rollers, the conveying rollers are connected in a synchronous transmission mode, and an output shaft of the motor is connected with one of the conveying rollers in a transmission mode through the belt.
Through above-mentioned technical scheme, corrosion resistant plate carries to between two live rollers through the feeder, and the motor passes through a plurality of conveying rollers of belt drive and rotates clockwise, and corrosion resistant plate is carried to the top in shaping groove through the conveying roller after being cut, is convenient for raschig ring's machine-shaping. Meanwhile, the arrangement of the rotating roller and the conveying roller enables sliding friction between the stainless steel plate and the lower die to be converted into rolling friction between the stainless steel plate and the rotating roller and between the stainless steel plate and the conveying roller, so that friction force is reduced to a great extent, the material plate is convenient to transport, and the production efficiency of the Raschig ring is improved.
In summary, the invention includes at least one of the following beneficial technical effects:
1. during working, the stainless steel plate is placed on the lower die, the stainless steel plate is cut and formed by the cutting device, the cut stainless steel plate which meets the standard size is sent to the forming groove, and the upper die is adjusted to move downwards to be close to the lower die. When the forming die is embedded in the forming groove, the planar stainless steel plate is stamped into a U shape, meanwhile, the sliding rod moves downwards under the action of the forming die to abut against the travel switch, the travel switch controls the extrusion mechanisms on the two sides of the forming die to work, and the extrusion mechanisms extrude the two ends of the U-shaped stainless steel plate to be attached to the left side and the right side of the forming die, so that the planar stainless steel plate is processed into the Raschig ring.
When the upper die is far away from the lower die, the forming die is separated from the forming groove, the sliding rod moves upwards under the action of elasticity and is separated from the travel switch, and the travel switch is closed, so that the two extrusion mechanisms are far away from the forming die, the demolding of the raschig ring is facilitated, and the punch forming of the next stainless steel plate is facilitated. The whole process realizes the one-step forming of the raschig ring, the structure is simple and ingenious, and the production efficiency is improved to a great extent.
2. The upper die moves downwards to be close to the lower die, so that the forming die is embedded in the forming groove, the forming die extrudes the sliding rod to move downwards, the sliding rod drives the thrust plate to compress the spring, and the spring is compressed to shrink and accumulate elastic force. When one end of the sliding rod is parallel and level with the bottom of the forming groove, the other end of the sliding rod abuts against the travel switch, the travel switch controls the two cylinders to work, so that the two forming blocks move towards the forming die, and the forming blocks and the forming die are matched with each other to process a semi-finished product into the raschig ring.
After the processing is finished, the upper die moves upwards to be away from the lower die, so that the forming die is separated from the forming groove, the spring naturally recovers to drive the thrust plate to move upwards in the cavity, the thrust plate drives the sliding rod to move upwards to enable the sliding rod to penetrate out of the lower die, and the other end of the sliding rod is separated from the travel switch. On the one hand, the punch forming of the next material is facilitated, and on the other hand, the stroke switch can control the cylinder to work, so that the forming blocks can be far away from or close to each other, and the U-shaped stainless steel plate can be conveniently machined and formed and the raschig ring can be conveniently demoulded.
3. When the stainless steel plate is placed on the lower die and located below the jet cutting head, the high-pressure water pump pumps water from the water tank and pressurizes the water in the jet cutting head, the water column with high pressure jetted by the jet cutting head cuts the stainless steel plate, and the generated water flows into the water tank through the cutting groove, so that the water is recycled, and resources are saved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.
Reference numerals: 1. an upper die; 11. forming a mould; 12. a screw; 2. a lower die; 21. forming a groove; 22. a slide bar; 23. a travel switch; 24. a cavity; 25. a thrust plate; 26. a spring; 27. cutting the groove; 28. a water tank; 29. a feeding machine; 3. an extrusion mechanism; 31. a cylinder; 32. forming a block; 4. a cutting device; 41. a jet cutting head; 42. a high pressure water pump; 5. a rotating roller; 6. a conveying device; 61. a motor; 62. a belt; 63. and (4) a conveying roller.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the raschig ring one-step forming die 11 disclosed by the invention comprises an upper die 1 and a lower die 2, wherein one surface of the upper die 1 close to the lower die 2 is detachably and fixedly connected with the forming die 11, and the left side and the right side of the forming die 11 are respectively provided with an extrusion mechanism 3 for attaching a stainless steel plate to the forming die 11. Wherein, go up mould 1 and be close to one side fixedly connected with screw rod 12 of lower mould 2, seted up the screw hole in the moulded die 11, the one end and the screw hole threaded connection of screw rod 12. With the one end threaded connection of moulded die 11 and screw rod 12, not only increased the stability that moulded die 11 was fixed on last mould 1, be convenient for simultaneously dismantle moulded die 11 get off in order to change the moulded die 11 of different sizes, further improved the practicality of this moulded die 11 utensil.
The lower die 2 is provided with a forming groove 21 for the forming die 11 to be embedded, the bottom of the forming groove 21 is provided with a sliding rod 22, the sliding rod 22 is elastically arranged in the lower die 2 in a sliding manner, one end of the sliding rod 22 penetrates out of the lower die 2, a travel switch 23 is arranged below the other end of the sliding rod 22, the travel switch 23 is in control connection with the extrusion mechanism 3, one side of the forming die 11 is provided with a cutting device 4, and the cutting device 4 is fixed on one surface of the upper die 1 close to the lower die 2.
Referring to fig. 1, the cutting device 4 includes a spray cutting head 41 and a high pressure water pump 42 connected to the spray cutting head 41, and the high pressure water pump 42 is fixed to a surface of the upper die 1 adjacent to the lower die 2. The lower die 2 is provided with a cutting groove 27, the cutting groove 27 is positioned below the jet cutting head 41, a water tank 28 is arranged in the lower die 2, the water tank 28 is communicated with the cutting groove 27, and the water tank 28 is connected with a high-pressure water pump 42 through a water pipe.
When the stainless steel plate is placed on the lower die 2 and is positioned below the jet cutting head 41, the high-pressure water pump 42 pumps water from the water tank 28 and pressurizes the water in the jet cutting head 41, the jet cutting head 41 jets high-pressure water columns to cut the stainless steel plate, and the generated water flows into the water tank 28 through the cutting groove 27, so that the water is recycled, and resources are saved. And the water jet cutter can perform one-time cutting processing of any curve on any material (the cutting methods except water cutting are limited by the variety of materials). The heat generated during cutting can be immediately taken away by the water jet flowing at high speed, no harmful substance is generated, the material has no thermal effect (cold cutting), secondary processing is not needed or easy to perform after cutting, the cutting machine is safe, environment-friendly, high in speed and efficiency, can realize cutting processing of any curve, and is convenient, flexible and wide in application.
Referring to fig. 1, a feeder 29 is fixedly connected to the lower die 2, and the feeder 29 is disposed on a side of the cutting groove 27 away from the forming groove 21 and is used for feeding the stainless steel plate below the spray cutting head 41. The feeder 29 can feed continuous stainless steel plates onto the lower die 2, and the spraying cutting head 41 cuts the stainless steel plates into material plates meeting the standard size, so that the production efficiency of the Raschig rings is improved, and continuous production is guaranteed.
Further, rotating rollers 5 are arranged on two sides of the cutting groove 27, and a conveying device 6 is arranged on one side of one rotating roller 5 close to the forming groove 21. The conveying device 6 comprises a motor 61, a belt 62 and a plurality of conveying rollers 63, wherein the plurality of conveying rollers 63 are synchronously connected in a transmission manner, and an output shaft of the motor 61 is connected with one conveying roller 63 in a transmission manner through the belt 62. The stainless steel plate is conveyed to a position between the two rotating rollers 5 through the feeder 29, the motor 61 drives the conveying rollers 63 to rotate clockwise through the belt 62, and the stainless steel plate is conveyed to the upper part of the forming groove 21 through the conveying rollers 63 after being cut, so that the raschig ring can be conveniently machined and formed. Meanwhile, the arrangement of the rotating roller 5 and the conveying rollers 63 enables sliding friction between the stainless steel plate and the lower die 2 to be converted into rolling friction between the stainless steel plate and the rotating roller 5 and between the stainless steel plate and the conveying rollers 63, so that friction force is reduced to a great extent, the material plates are convenient to convey, and the production efficiency of the Raschig rings is improved.
Referring to fig. 1, the extruding mechanism 3 includes a cylinder 31 and a forming block 32 fixedly connected to a piston rod of the cylinder 31, the cylinder 31 is fixed to a surface of the upper die 1 close to the lower die 2, and one end of the forming block 32 is slidably fitted to the upper die 1. The travel switch 23 is in control connection with the two cylinders 31, and when the sliding rod 22 butts against the travel switch 23, the two cylinders 31 respectively drive the two corresponding forming blocks 32 to approach each other; when the slide rod 22 is separated from the stroke switch 23, the two cylinders 31 drive the corresponding two molding blocks 32 to move away from each other.
The stainless steel plate is processed into a U-shaped semi-finished product by mutual matching between the forming die 11 and the forming groove 21, the forming die 11 drives the sliding rod 22 to move downwards to abut against the travel switch 23 when being embedded in the forming groove 21, the travel switch 23 controls the two cylinders 31 to work so that the two forming blocks 32 are close to each other, the two ends of the U-shaped stainless steel plate are extruded and attached to the outer wall of the forming die 11 by the forming blocks 32, and the stamping forming of the Raschig ring is realized. After the forming die 11 is separated from the forming groove 21, the sliding rod 22 is separated from the travel switch 23, and the travel switch 23 controls the two cylinders 31, so that the two cylinders 31 drive the corresponding forming blocks 32 to be away from each other, thereby facilitating the raschig ring to be pulled out from the forming die 11 and improving the working efficiency.
Further, the forming die 11 is cylindrical, the forming groove 21 is semicircular, and one side of the forming block 32 away from the cylinder 31 is provided with a cambered surface which is mutually attached to one quarter of the outer circumferential surface of the forming die 11. The forming die 11, the forming groove 21 and the forming block 32 are matched with each other, so that the planar stainless steel plate can be processed into a hollow cylindrical raschig ring, and the quality of a product is improved.
Referring to fig. 2, a cavity 24 is formed in the lower die 2, a thrust plate 25 is fixedly connected to the outer side wall of the sliding rod 22, the thrust plate 25 is slidably disposed in the cavity 24, a spring 26 is sleeved on the sliding rod 22, one end of the spring 26 is fixedly connected to the side, far away from the forming groove 21, of the thrust plate 25, and the other end of the spring is fixedly connected to the bottom of the lower die 2.
The upper die 1 moves downwards to be close to the lower die 2, so that the forming die 11 is embedded in the forming groove 21, the forming die 11 presses the sliding rod 22 to move downwards, the sliding rod 22 drives the thrust plate 25 to compress the spring 26, and the spring 26 is compressed to compress and store elastic force. When one end of the sliding rod 22 is flush with the bottom of the forming groove 21, the other end of the sliding rod 22 abuts against the travel switch 23, the travel switch 23 controls the two cylinders 31 to work, so that the two forming blocks 32 move towards the forming die 11, and the forming blocks 32 and the forming die 11 are matched with each other to process the semi-finished product into raschig rings.
After the processing is completed, the upper die 1 moves upward and away from the lower die 2, so that the forming die 11 is separated from the forming groove 21, the spring 26 naturally recovers to drive the thrust plate 25 to move upward in the cavity 24, the thrust plate 25 drives the sliding rod 22 to move upward, so that the sliding rod 22 penetrates out of the lower die 2, and the other end of the sliding rod 22 is separated from the travel switch 23. On one hand, the punch forming of the next material is facilitated, on the other hand, the stroke switch 23 can control the cylinder 31 to work, so that the forming blocks 32 can be far away from or close to each other, and the processing and forming of the U-shaped stainless steel plate and the demolding of the raschig ring are facilitated.
The implementation principle of the embodiment is as follows: when the stainless steel plate cutting device works, a stainless steel plate is placed on the lower die 2, the stainless steel plate is cut and formed by the cutting device 4, the cut stainless steel plate which meets the standard size is sent to the forming groove 21, and the upper die 1 is adjusted to move downwards to be close to the lower die 2. When the forming die 11 is embedded in the forming groove 21, the planar stainless steel plate is stamped into a "U" shape, and meanwhile, the sliding rod 22 moves downwards under the action of the forming die 11 to abut against the travel switch 23, the travel switch 23 controls the extrusion mechanisms 3 on two sides of the forming die 11 to work, and the extrusion mechanisms 3 extrude two ends of the "U" shaped stainless steel plate to be attached to the left side and the right side of the forming die 11, so that the planar stainless steel plate is processed into raschig rings.
When the upper die 1 is far away from the lower die 2 so that the forming die 11 is separated from the forming groove 21, the sliding rod 22 moves upwards under the action of elasticity and is separated from the travel switch 23, and the travel switch 23 is closed so that the two extrusion mechanisms 3 are far away from the forming die 11, so that the demolding of the raschig ring is facilitated, and the stamping forming of the next stainless steel plate is facilitated. The whole process realizes the one-step forming of the raschig ring, the structure is simple and ingenious, and the production efficiency is improved to a great extent.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (8)
1. The utility model provides a raschig ring one shot forming mould (11) mould, includes mould (1) and lower mould (2), its characterized in that: one surface of the upper die (1) close to the lower die (2) is detachably and fixedly connected with a forming die (11), and the left side and the right side of the forming die (11) are respectively provided with an extrusion mechanism (3) for attaching the stainless steel plate to the forming die (11);
the lower die (2) is provided with a forming groove (21) for the forming die (11) to be embedded, a sliding rod (22) is arranged at the bottom of the forming groove (21), the sliding rod (22) is elastically and slidably arranged in the lower die (2), one end of the sliding rod (22) penetrates out of the lower die (2), a travel switch (23) is arranged below the other end of the sliding rod, the travel switch (23) is in control connection with the extrusion mechanism (3), one side of the forming die (11) is provided with a cutting device (4), and the cutting device (4) is fixed on one surface, close to the lower die (2), of the upper die (1).
2. A raschig ring one-shot forming die (11) as claimed in claim 1, characterised in that: the extrusion mechanism (3) comprises an air cylinder (31) and a forming block (32) fixedly connected with a piston rod of the air cylinder (31), the air cylinder (31) is fixed on one surface, close to the lower die (2), of the upper die (1), and one end of the forming block (32) is in sliding fit with the upper die (1);
the travel switch (23) is in control connection with the two air cylinders (31), and when the sliding rod (22) abuts against the travel switch (23), the two air cylinders (31) respectively drive the two corresponding forming blocks (32) to approach each other;
when the sliding rod (22) is separated from the travel switch (23), the two cylinders (31) respectively drive the two corresponding forming blocks (32) to be away from each other.
3. A raschig ring one-shot forming die (11) as claimed in claim 2, characterised in that: the forming die (11) is cylindrical, the forming groove (21) is semicircular, and one side of the forming block (32) far away from the air cylinder (31) is provided with a cambered surface which is mutually attached to one quarter of the outer circumferential surface of the forming die (11).
4. A raschig ring one-shot forming die (11) as claimed in claim 1, characterised in that: seted up cavity (24) in lower mould (2), fixedly connected with thrust plate (25) on the lateral wall of slide bar (22), thrust plate (25) slide to set up in cavity (24), the cover is equipped with spring (26) on slide bar (22), the one end of spring (26) with thrust plate (25) are kept away from the one side fixed connection of shaping groove (21), the other end with the bottom fixed connection of lower mould (2).
5. A raschig ring one-shot forming die (11) as claimed in claim 1, characterised in that: one surface, close to the lower die (2), of the upper die (1) is fixedly connected with a screw rod (12), a threaded hole is formed in the forming die (11), and one end of the screw rod (12) is in threaded connection with the threaded hole.
6. A Raschig ring one-shot forming die (11) as claimed in claim 5, wherein: the cutting device (4) comprises a spraying cutting head (41) and a high-pressure water pump (42) connected with the spraying cutting head (41), and the high-pressure water pump (42) is fixed on one surface, close to the lower die (2), of the upper die (1);
the cutting device is characterized in that a cutting groove (27) is formed in the lower die (2), the cutting groove (27) is located below the jet cutting head (41), a water tank (28) is arranged in the lower die (2), the water tank (28) is communicated with the cutting groove (27), and the water tank (28) is connected with the high-pressure water pump (42) through a water pipe.
7. A Raschig ring one-shot forming die (11) as claimed in claim 6, wherein: fixedly connected with feeder (29) on lower mould (2), feeder (29) set up cut groove (27) keep away from one side of shaping groove (21) and be used for with the corrosion resistant plate send to the below of spraying cutting head (41).
8. A Raschig ring one-shot forming die (11) as claimed in claim 7, wherein: rotating rollers (5) are arranged on two sides of the cutting groove (27), and a conveying device (6) is arranged on one side, close to the forming groove (21), of one of the rotating rollers (5);
the conveying device (6) comprises a motor (61), a belt (62) and a plurality of conveying rollers (63), the plurality of conveying rollers (63) are synchronously connected in a transmission mode, and an output shaft of the motor (61) is connected with one of the conveying rollers (63) in a transmission mode through the belt (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010572414.7A CN111589924A (en) | 2020-06-22 | 2020-06-22 | Raschig ring one-step forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010572414.7A CN111589924A (en) | 2020-06-22 | 2020-06-22 | Raschig ring one-step forming die |
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| Publication Number | Publication Date |
|---|---|
| CN111589924A true CN111589924A (en) | 2020-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010572414.7A Pending CN111589924A (en) | 2020-06-22 | 2020-06-22 | Raschig ring one-step forming die |
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| Country | Link |
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| CN (1) | CN111589924A (en) |
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| CN113492173A (en) * | 2021-07-14 | 2021-10-12 | 曹亮 | Integrated stamping system |
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Application publication date: 20200828 |